3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // Everything you enter here will be executed by our servers. Try it! $img=array( "img"=>"18", "img"=>"21" ); for($i = 0; $i < count($img); $i++) { echo $img[$i]; }
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined offset: 0 in /in/i9rT9 on line 16
Output for hhvm-3.10.0 - 3.13.2
Notice: Undefined index: 0 in /in/i9rT9 on line 16
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 0 in /in/i9rT9 on line 16